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Cachegrind to test and fix for cache misses
[awesomized/libmemcached]
/
libmemcached
/
memcached_get.c
diff --git
a/libmemcached/memcached_get.c
b/libmemcached/memcached_get.c
index 9d33a85c27d0a9257d4d3e39c5d5996297d5145a..05b317a6268b79d19b5a711d49dfb05cf4dc3cb1 100644
(file)
--- a/
libmemcached/memcached_get.c
+++ b/
libmemcached/memcached_get.c
@@
-27,7
+27,7
@@
char *memcached_get_by_key(memcached_st *ptr,
uint32_t dummy_flags;
memcached_return dummy_error;
uint32_t dummy_flags;
memcached_return dummy_error;
-
if
(ptr->flags & MEM_USE_UDP)
+
unlikely
(ptr->flags & MEM_USE_UDP)
{
*error= MEMCACHED_NOT_SUPPORTED;
return NULL;
{
*error= MEMCACHED_NOT_SUPPORTED;
return NULL;
@@
-125,10
+125,10
@@
memcached_return memcached_mget_by_key(memcached_st *ptr,
memcached_return rc= MEMCACHED_NOTFOUND;
char *get_command= "get ";
uint8_t get_command_length= 4;
memcached_return rc= MEMCACHED_NOTFOUND;
char *get_command= "get ";
uint8_t get_command_length= 4;
- unsigned int master_server_key; /* 0 is a valid server id! */
+ unsigned int master_server_key
= (unsigned int)-1
; /* 0 is a valid server id! */
bool is_master_key_set= false;
bool is_master_key_set= false;
-
if
(ptr->flags & MEM_USE_UDP)
+
unlikely
(ptr->flags & MEM_USE_UDP)
return MEMCACHED_NOT_SUPPORTED;
LIBMEMCACHED_MEMCACHED_MGET_START();
return MEMCACHED_NOT_SUPPORTED;
LIBMEMCACHED_MEMCACHED_MGET_START();
@@
-318,6
+318,9
@@
static memcached_return binary_mget_by_key(memcached_st *ptr,
continue;
}
memcached_server_response_increment(&ptr->hosts[server_key]);
continue;
}
memcached_server_response_increment(&ptr->hosts[server_key]);
+ if ((x > 0 && x == ptr->io_key_prefetch) &&
+ memcached_flush_buffers(ptr) != MEMCACHED_SUCCESS)
+ rc= MEMCACHED_SOME_ERRORS;
}
if (number_of_keys > 1)
}
if (number_of_keys > 1)